diff --git a/Classes/Utils/FastAddressBook.m b/Classes/Utils/FastAddressBook.m
index 0a97e6af7..800c4c58a 100644
--- a/Classes/Utils/FastAddressBook.m
+++ b/Classes/Utils/FastAddressBook.m
@@ -129,7 +129,8 @@
 }
 
 - (void) fetchContactsInBackGroundThread{
-	
+	[_addressBookMap removeAllObjects];
+	_addressBookMap = [NSMutableDictionary dictionary];
 	CNEntityType entityType = CNEntityTypeContacts;
 	[store requestAccessForEntityType:entityType completionHandler:^(BOOL granted, NSError *_Nullable error) {
 		BOOL success = FALSE;
@@ -204,9 +205,7 @@
 					}else{
 						// Dosomte
 					}
-				
 				}
-					
 			}
 			if (normalizedPhone)
 				ms_free(normalizedPhone);
diff --git a/submodules/linphone b/submodules/linphone
index 20efb4ad4..2b3d4ae3c 160000
--- a/submodules/linphone
+++ b/submodules/linphone
@@ -1 +1 @@
-Subproject commit 20efb4ad41357daf700fa393dbcae9fdb3ab2730
+Subproject commit 2b3d4ae3cfaf82e286fe16d8ae0bac57d7abf1a7
diff --git a/submodules/mediastreamer2 b/submodules/mediastreamer2
index 3f94be991..16ee1217a 160000
--- a/submodules/mediastreamer2
+++ b/submodules/mediastreamer2
@@ -1 +1 @@
-Subproject commit 3f94be991d4d7cf1f2e869e457c1a95eb9d518a5
+Subproject commit 16ee1217a9725bcde21ee5cd375da769b0177e38